209367045

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67429}}^1$

素因数の和:67466

約数の個数: 32

約数和(自身を含む): 388396800

約数和(自身を除く): 179029755

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 67429, 202287, 337145, 606861, 1011435, 1550867, 1820583, 3034305, 4652601, 7754335, 9102915, 13957803, 23263005, 41873409, 69789015, 209367045]

約数ペア:

[(1, 209367045), (3, 69789015), (5, 41873409), (9, 23263005), (15, 13957803), (23, 9102915), (27, 7754335), (45, 4652601), (69, 3034305), (115, 1820583), (135, 1550867), (207, 1011435), (345, 606861), (621, 337145), (1035, 202287), (3105, 67429)]